Privilege Escalation in WPXPO PostX Ultimate-Post Plugin
CVE-2025-55707

7.2HIGH

Key Information:

Vendor

WordPress
Status
Postx
Vendor
CVE Published:
18 December 2025

What is CVE-2025-55707?

A vulnerability exists in the WPXPO PostX Ultimate-Post Plugin that allows an attacker to escalate privileges due to incorrect privilege assignment. This security flaw affects versions of the plugin up to and including 4.1.35, potentially enabling unauthorized access to higher-level privileges within the WordPress environment.

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Affected Version(s)

PostX 0 <= 4.1.35

References

https://patchstack.com/database/Wordpress/Plugin/ultimate...
vdb-entry

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Denver Jackson | Patchstack Bug Bounty Program
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